Seiko Cal. 4518 - 560

The 4518-560 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4518 caliber with 36j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-21346f3d29c3]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

36j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1988

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